import { Injectable } from '@angular/core';

import {
    QueryStringService,
} from './../query-string/query-string.service';

import {
    convertStringToPrimitive,
} from './../../functions/index';

@Injectable()
export class ReplacePropsFromQueryStringService {
    constructor(
        private _queryStringService: QueryStringService,
    ) {}

    public replacePropsWithMatchingQueryStringProps<T>(
        initialObject: T,
    ): T {
        if (!initialObject) {
            return initialObject;
        }
        return Object.keys(initialObject).reduce((object, key) => {
            const originalValue = initialObject[key];
            const typeofOriginalValue = typeof originalValue;
            const queryStringKey =
                this._queryStringService
                    .convertPropertyNameToQueryStringKey(key);
            const queryStringValue =
                typeofOriginalValue !== 'object'
                    ? this._queryStringService.getQueryStringKey(queryStringKey)
                    : this.replacePropsWithMatchingQueryStringProps(
                        originalValue,
                    );
            const convertedQueryStringValue = convertStringToPrimitive(
                queryStringValue,
                typeofOriginalValue,
            );
            object[key] = convertedQueryStringValue || originalValue;
            return object;
        }, {} as T);
    }
}